body{font-size: 13px;font-family:宋体,arial,sans-serif;background-image:url(../image/bg.png);}
body,div {margin:0;padding:0;}
a {text-decoration : none; color:#00f;}
a:hover {color:#f0f;}

.a1 {color:#000;text-decoration:none;}
.a1:hover{color:#000;text-decoration:underline;}